#===============================================================================
# Copyright 2011 Jake Ross
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#===============================================================================



#============= enthought library imports =======================
from traits.api import List
#============= standard library imports ========================

#============= local library imports  ==========================
from src.extraction_line.extraction_line_manager import ExtractionLineManager
from src.envisage.core.core_plugin import CorePlugin
from src.helpers.parsers.initialization_parser import InitializationParser

class ExtractionLinePlugin(CorePlugin):
    '''
    '''
    id = 'pychron.hardware.extraction_line'
    MANAGERS = 'pychron.hardware.managers'

    def _service_offers_default(self):
        '''
        '''
        so = self.service_offer_factory(
                          protocol=ExtractionLineManager,
                          factory=self._factory
#                            factory=ExtractionLineManager
                            )

#        so1 = self.service_offer_factory(
#                          protocol = GaugeManager,
#                          #protocol = GM_PROTOCOL,
#                          factory = self._gm_factory)

        return [so]

#    def _gm_factory(self):
#        '''
#        '''
#        return GaugeManager()

    def _factory(self):
        '''
        '''
        ip = InitializationParser()
        try:
            plugin = ip.get_plugin('ExtractionLine', category='hardware')
            mode = ip.get_parameter(plugin, 'mode')
#            mode = plugin.get('mode')
        except AttributeError:
            # no epxeriment plugin defined
            mode = 'normal'

        elm = ExtractionLineManager(mode=mode)
        elm.bind_preferences()

        return elm

    managers = List(contributes_to=MANAGERS)
    def _managers_default(self):
        '''
        '''

        app = self.application
        return [
                dict(
                     name='extraction_line',
                     manager=app.get_service(ExtractionLineManager)),
                ]

#============= EOF ====================================
